Samsung Galaxy S23 Ultra vs Samsung Galaxy Z Fold 8

Compared 2 smartphones : Samsung Galaxy S23 Ultra Manufactured in February, 2023, with display 6.8 with chipsetSnapdragon 8 Gen 2 Mobile Platform for Galaxy, vs Samsung Galaxy Z Fold 8, Manufactured in July, 2026 with chipsetQualcomm Snapdragon 8 Elite Gen 5. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Samsung Galaxy S23 Ultra
  • Higher pixel density: 500ppi
  • Higher battery capacity: 5000mAh vs 4800mAh
Reasons to choose Samsung Galaxy Z Fold 8
  • Larger display: 7.6in
  • Lighter design: 201g vs 233g
  • Newer Bluetooth version: 6.0 vs 5.3

Versions

Available versions and configurations
Memory Options - 8/256 GB
- 12/256 GB
- 12/512 GB
- 12/1024 GB
- 12/256 GB
- 12/512 GB
- 12/1024 GB
- 16/1024 GB

Review

Key Specs Samsung Galaxy S23 Ultra and Samsung Galaxy Z Fold 8
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison

Display

Display quality comparison
Type Dynamic AMOLED Dynamic AMOLED
Size 6.8 in 7.6 in
Resolution 1440x3088 pixels 1828x2448 pixels
Aspect ratio 19.3:9 4:3
Pixel density 500 ppi 403 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (1-120 Hz)
Max brightness 850 nits n/a
HDR support Yes HDR10+ Yes, HDR10+
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 89.5 % 89.4 %
Features - DCI-P3
- Always-On Display
- DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Samsung Galaxy S23 Ultra
1269 nits
Samsung Galaxy Z Fold 8
3036 nits
sRGB gamut96.9 %n/a
PWM (Flicker)240 Hzn/a
Response time2 msn/a
Contrast∞ Infiniten/a

Design & Build

Design and ergonomics comparison
Height 163.4 mm (6.43 in) 123.9 mm (4.88 in)
Width 78.1 mm (3.07 in) 161.4 mm (6.35 in)
Thickness 8.9 mm (0.35 in) 4.5 mm (0.18 in)
Weight 233 g (8.22 oz) 201 g (7.09 oz)
Water resistance IP68 IP48
Cooling system Vapor chamber Vapor chamber
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Black
- Gray
- Blue
- Green
- Red
- Purple
- White
- Gray
- Green
- Purple
Fingerprint sensor Yes In-Display Yes, In-Button
Screen-to-body ratio
Samsung Galaxy S23 Ultra
89.5 %
Samsung Galaxy Z Fold 8
89.4 %

Performance

Testing Samsung Galaxy S23 Ultra and Samsung Galaxy Z Fold 8 In benchmarks
Processor
Chipset Snapdragon 8 Gen 2 Mobile Platform for Galaxy Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 3360 MHz 4740 MHz
CPU Cores 8 (1 + 2 + 2 + 3) 8 (2 + 6)
Architecture - 3/2 (Cortex-A510)
- 2/2.8 (Cortex-A710)
- 2/2.8 (Cortex-A715)
- 1/3.2 (Cortex-X3)
- 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)
Process TSMC TSMC
Transistor Size 4 nm 3 nm
Neural Processor Hexagon Hexagon
Graphics Adreno 740 n/a
GPU Cores 1536 n/a
GPU Frequency 719 MHz n/a
FLOPS 2089 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy S23 Ultra
1976
Samsung Galaxy Z Fold 8
3645
Geekbench 6 (Multi-Core)
Samsung Galaxy S23 Ultra
5221
Samsung Galaxy Z Fold 8
11102
Geekbench 6 (Single-Core)19763645
Geekbench 6 (Multi-Core)522111102
AnTuTu 10
AnTuTu 10
Samsung Galaxy S23 Ultra
1541246
Samsung Galaxy Z Fold 8
3382020
CPU371084992447
GPU6007321292614
Memory299004372424
UX270462724535
NanoReview Score15412463382020
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy S23 Ultra
12160
Samsung Galaxy Z Fold 8
n/a
Max Surface Temp.34.8 °Cn/a
Stability64 %n/a
Graphics Test72 fpsn/a
Graphics Score12160n/a
PCMark 3.0
PCMark 3.0
Samsung Galaxy S23 Ultra
16130
Samsung Galaxy Z Fold 8
n/a
Writing score19799n/a
Web score16101n/a
Video editing7815n/a
Data manipulation13142n/a
NanoReview Score16130n/a

Memory

RAM
RAM Size - 8 GB
- 12 GB
12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 4200 MHz 5300 MHz
Channels 4 4
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB
256 GB
Storage TypeUFS 4.0UFS 4.0
Memory CardNoNo

Software

OS Android 13 (Upgradeable to Android 14) Android 17
OS Size 39.9 GB n/a
UI Skin One UI 6.1 One UI 9

Battery

Volume 5000 mAh 4800 mAh
Max Charging Power 45 W 45 W
Battery Type Li-ion Li-Po
Removable No No
Wireless Charging Yes (15 W) Yes (15 W)
Reverse Charging Yes (Wireless) Yes, (Wireless)
Fast Charging Yes (68% in 30 min) Yes (65% in 30 min)
Full Charge Time 0:59 h 1:09 h
Battery Life Test
Battery Life
Samsung Galaxy S23 Ultra
26:01
Samsung Galaxy Z Fold 8
26:29
Web Browsing09:57 h08:41 h
Video Playback15:38 h18:10 h
Games06:22 h05:34 h
Standby Mode130 h135 h

Main camera

Matrix 200 MP 50 MP
Photo resolution 16320x12240 pixels n/a
Zoom Optical, 10x Digital
Flash LED LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
4K Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 120 fps) Yes (Up to 240 fps)
Slow Motion 960 fps (1080p) n/a
Wide-angle lens 120 ° n/a
Lenses count Standard: 200 MP
Telephoto: 10 MP
Telephoto: 10 MP
Ultra-wide: 12 MP
Standard: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support
- Bokeh effect
- Pro mode
Main lens
Matrix200 MP50 MP
Aperturef/1.7f/1.8
Focal length23 mm23 mm
SensorSamsung ISOCELL HP2n/a
Sensor size1/1.31/1.57 (0.64)
Pixel size0.64 μm1 μm
AutofocusLaser autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix10 MPn/a
Aperturef/4.9n/a
Focal length230 mmn/a
SensorSony IMX754n/a
Sensor size1/3.52n/a
Pixel size1.12 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix12 MP50 MP
Aperturef/2.2f/1.9
Focal length13 mmn/a
SensorSony IMX564n/a
Sensor size1/2.551/2.5 (0.4)
Pixel size1.4 μm0.7 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy S23 Ultra
139
Samsung Galaxy Z Fold 8
n/a
Video quality
Samsung Galaxy S23 Ultra
137
Samsung Galaxy Z Fold 8
n/a
Overall camera score
Samsung Galaxy S23 Ultra
140
Samsung Galaxy Z Fold 8
n/a
Bokeh70n/a
Preview73n/a
Zoom141n/a

Front camera

Matrix 12 MP 10 MP
Photo resolution 4000x3000 pixels 3648x2736 pixels
Aperture f/2.2 f/2.2
Focal length 26 mm 23 mm
Sensor Samsung S5K3LU Sony IMX374
Sensor size 1/3.24 1/3.0 (0.33)
Pixel size 1.12 μm 1.12 μm
Autofocus Phase autofocus No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) at 60 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
Samsung Galaxy S23 Ultra
139
Samsung Galaxy Z Fold 8
n/a
Video quality
Samsung Galaxy S23 Ultra
145
Samsung Galaxy Z Fold 8
n/a

Connectivity

Wi-Fi version Wi-Fi 6E (802.11 a/b/g/n/ac/ax) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.3 6.0
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 3.2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- OTG
DisplayPort Yes DP 1.2 Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port No No
Connectivity
SIM Count*11
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotNoNo
LTE category20n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Samsung Galaxy S23 Ultra
91.8 dB
Samsung Galaxy Z Fold 8
n/a

Other

Class Flagship Flagship
Announced February, 2023 yr July, 2026 yr
Release Date February, 2023 yr July, 2026 yr
Launch Price ($) 1199 n/a
Sensors - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No No
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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